Home / 1,861,162,941,521.80-2,787,834,804,912.30-1,180,891,135,983.90

Finding the Fourth Proportional to 1,861,162,941,521.80, 2,787,834,804,912.30 and 1,180,891,135,983.90

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Solution

The fourth proportional to 1,861,162,941,521.80, 2,787,834,804,912.30 and 1,180,891,135,983.90 is: 1,768,856,093,285.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,162,941,521.80 : 2,787,834,804,912.30 = 1,180,891,135,983.90 : x
  2. Step 2: Convert to fraction form
    1,861,162,941,521.80/2,787,834,804,912.30 = 1,180,891,135,983.90/x
  3. Step 3: Cross multiply
    1,861,162,941,521.80x = 2,787,834,804,912.30 × 1,180,891,135,983.90
  4. Step 4: Simplify right side
    1,861,162,941,521.80x = 3,292,129,409,708,339,763,347,456
  5. Step 5: Solve for x
    x = 3,292,129,409,708,339,763,347,456/1,861,162,941,521.80
  6. Step 6: Final answer
    x = 1,768,856,093,285.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.